#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
int main()
{
    printf("hello 1.2\n");
    const char *str1 = "hello printf\n";
    const char *str2 = "hello fprintf\n";
    const char *str3 = "hello fputs\n";
    const char *str4 = "hello write\n";

    printf(str1);
    fprintf(stdout, str2);
    fputs(str3, stdout);
    write(1, str4, strlen(str4));
    fflush(stdout);
    fork();
    return 0;
}
